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- Publications
- Influence
Late Maastrichtian and earliest Danian scaphitid ammonites from central Europe: Taxonomy, evolution and extinction
- M. Machalski
- Geology
- 2005
Late Maastrichtian and earliest Danian scaphitid ammonites from key sections in the Maastricht area in the Netherlands and Belgium, Hemmoor in Germany, Stevns Klint (Sjælland) and Jylland in Denmark,… Expand
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- PDF
Stratigraphically important ammonites from the Campanian–Maastrichtian boundary interval of the Middle Vistula River section, central Poland
- M. Machalski
- Geology
- 1 March 2012
The formal definition of the Global Stratotype Section and Point (GSSP) for the base of the Maastrichtian Stage at Tercis, southwest France, is based on the first or last occurrences of twelve taxa,… Expand
Campanian and Maastrichtian mosasaurid reptiles from central Poland
- M. Machalski, Jagt J.W.M., R. W. Dortangs, Mulder E.W.A., A. Radwański
- Geology
- 2003
Isolated marginal teeth and tooth crowns of Late Campanian and Late Maastrichtian mosasaurid reptiles (Squamata, Platynota) from the Wisla River valley area, central Poland, are described and… Expand
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Evidence for ammonite survival into the Danian (Paleogene) from the Cerithium Limestone at Stevns Klint, Denmark.
- C. Heinberg, M. Machalski
- Geology
- 2005
Two ammonite species, Baculites vertebralis and Hoploscaphites constrictus, are recorded from the Cerithium Limestone (lower Danian, Paleogene) at Stevns Klint, Denmark. Most of the specimens… Expand
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- PDF
Oyster life positions and shell beds from the Upper Jurassic of Poland
- M. Machalski
- Geology
- 1998
s, 28th Intemational Geological Congress, 70. Washington, D.C. Seilacher, A., Matyja, B.A., & Wierzbowski, A. 1985. Oyster Beds: Morphologic response to changing substrate conditions. In: U. Bayer &… Expand
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- PDF
The youngest Maastrichtian ammonite faunas from Poland and their dating by scaphitids
- M. Machalski
- Geology
- 1 October 2005
Abstract The youngest Maastrichtian ammonite faunas from Poland are discussed in terms of their taxonomic composition, dating and significance for the end-Cretaceous extinction debate. The fauna from… Expand
Ammonite extinction and nautilid survival at the end of the Cretaceous
- N. Landman, Stijn Goolaerts, John W. M. Jagt, E. Jagt-Yazykova, M. Machalski, M. M. Yacobucci
- Biology
- 1 August 2014
One of the puzzles about the end-Cretaceous extinctions is why some organisms disappeared and others survived. A notable example is the differential extinction of ammonites and survival of nautilids,… Expand
The stratigraphically earliest record of Diplomoceras cylindraceum (heteromorph ammonite) – implications for Campanian/Maastrichtian boundary definition
- Zbyszek Remin, M. Machalski, John W. M. Jagt
- Geology
- 21 September 2015
A fragmentary specimen of the diplomoceratid heteromorph Diplomoceras cylindraceum , one of three ammonite markers used for the definition of the base of the Maastrichtian Stage, is recorded from the… Expand
Late Albian chimaeroid fishes (Holocephali, Chimaeroidei) from Annopol, Poland
- E. Popov, M. Machalski
- Geology
- 2014
Abstract Remains of Late Albian chimaeroid fishes (Holocephali, Chimaeroidei) are described from the mid-Cretaceous condensed succession of the Annopol anticline, Poland. The described material… Expand
The Weathering-Modified Iridium Record of a New Cretaceous—Palaeogene Site at Lechówka Near Chełm, SE Poland, and Its Palaeobiologic Implications
- G. Racki, M. Machalski, C. Koeberl, M. Harasimiuk
- Geology
- 14 March 2011
In the light of integrated biostratigraphic and geochemical data, a complete shallow-marine succession across the Cretaceous—Palaeogene (K—Pg) boundary, with the critical boundary clay coupled with a… Expand